Changed

• #575 - Deactivated MetaSPAdes, Centrifuge, and GTDB in test_full profile due to some container incompatibilities in nf-core megatest AWS configurations (by @jfy133)

Fixed

• #574 - Fix wrong channel going to BIN_SUMMARY (fix by @maxibor)

Added

• #562 - Add CAT summary into the global bin_summary (by @maxibor)
• #565 - Add warning of empty GTDB-TK results if no contigs pass completeness filter (by @jfy133 and @maxibor)

Changed

• #563 Update to nf-core v2.12 TEMPLATE (by @CarsonJM)
• #566 - More logical ordering of MultiQC sections (assembly and bin sections go together respectively) (fix by @jfy133)

Fixed

• #548 - Fixes to (reported by @maxibor, @PPpissar, @muniheart, @llborcard, fix by @maxibor)
  • GTDBK-TK execution
  • CAT/QUAST/DEPTH bin summary file name collisions
  • BUSCO database parsing
  • Correct CAT name files
• #558 - Fix bug in run merging when dealing with single end data (reported by @roberta-davidson, fix by @jfy133)

Fixed

• #489 - Fix file name collision clashes for CHECKM, CAT, GTDBTK, and QUAST (reported by @tillenglert and @maxibor, fix by @maxibor)
• #533 - Fix glob pattern for publishing MetaBAT2 bins in results (reported by @patriciatran, fix by @jfy133)
• #535 - Fix input validation pattern to again allow direct FASTQ input (reported by @lennijusten, @emnilsson, fix by @jfy133, @d4straub, @mahesh-panchal, @nvnieuwk)

Dependencies

Deprecated

• #536 - Remove custom function with native Nextflow for checking file extension (reported by @d4straub, fix by @jfy133)

Added

• #504 - New parameters --busco_db, --kraken2_db, and --centrifuge_db now support directory input of a pre-uncompressed database archive directory (by @gregorysprenger).

Changed

• #511 - Update to nf-core 2.10 TEMPLATE (by @jfy133)
• #504 - --save_busco_reference is now replaced by --save_busco_db (by @gregorysprenger).

Fixed

• #514 - Fix missing CONCOCT files in downstream output (reported by @maxibor, fix by @jfy133)
• #515 - Fix overwriting of GUNC output directories when running with domain classification (reported by @maxibor, fix by @jfy133)
• #516 - Fix edge-case bug where MEGAHIT re-uses previous work directory on resume and fails (reported by @husensofteng, fix by @prototaxites)
• #520 - Fix missing Tiara output files (fix by @jfy133)
• #522 - Fix ‘nulls’ in depth plot PNG files (fix by @jfy133)

Deprecated

• #504 - --busco_reference, --busco_download_path, --save_busco_reference parameters have been deprecated and replaced with new parameters (by @gregorysprenger).

Added

• #497 - Adds support for pointing at a local db for krona, using the parameter --krona_db (by @willros).
• #395 - Adds support for fast domain-level classification of bins using Tiara, to allow bins to be separated into eukaryotic and prokaryotic-specific processes.
• #422 - Adds support for normalization of read depth with BBNorm (added by @erikrikarddaniel and @fabianegli)
• #439 - Adds ability to enter the pipeline at the binning stage by providing a CSV of pre-computed assemblies (by @prototaxites)
• #459 - Adds ability to skip damage correction step in the ancient DNA workflow and just run pyDamage (by @jfy133)
• #364 - Adds geNomad nf-core modules for identifying viruses in assemblies (by @PhilPalmer and @CarsonJM)
• #481 - Adds MetaEuk for annotation of eukaryotic MAGs, and MMSeqs2 to enable downloading databases for MetaEuk (by @prototaxites)
• #437 - --gtdb_db also now supports directory input of an pre-uncompressed GTDB archive directory (reported by @alneberg, fix by @jfy133)
• #494 - Adds support for saving the BAM files from Bowtie2 mapping of input reads back to assembly (fix by @jfy133)

Changed

• #428 #467 - Update to nf-core 2.8, 2.9 TEMPLATE (by @jfy133)
• #429 - Replaced hardcoded CheckM database auto-download URL to a parameter (reported by @erikrikarddaniel, fix by @jfy133)
• #441 - Deactivated CONCOCT in AWS ‘full test’ due to very long runtime (fix by @jfy133).
• #442 - Remove warning when BUSCO finds no genes in bins, as this can be expected in some datasets (reported by @Lumimar, fix by @jfy133).
• #444 - Moved BUSCO bash code to script (by @jfy133)
• #477 - --gtdb parameter is split into --skip_gtdbtk and --gtdb_db to allow finer control over GTDB database retrieval (fix by @jfy133)
• #500 - Temporarily disabled downstream processing of both refined and raw bins due to bug (by @jfy133)

Fixed

• #496 - Fix help text for paramters --bowtie2_mode, spades_options and megahit_options (by @willros)
• #400 - Fix duplicated Zenodo badge in README (by @jfy133)
• #406 - Fix CheckM database always downloading, regardless if CheckM is selected (by @jfy133)
• #419 - Fix bug with busco_clean parameter, where it is always activated (by @prototaxites)
• #426 - Fixed typo in help text for parameters --host_genome and --host_fasta (by @tillenglert)
• #434 - Fix location of samplesheet for AWS full tests (reported by @Lfulcrum, fix by @jfy133)
• #438 - Fixed version inconsistency between conda and containers for GTDBTK_CLASSIFYWF (by @jfy133)
• #439 - Fix bug in assembly input (by @prototaxites)
• #447 - Remove default: None from parameter schema (by @drpatelh)
• #449 - Fix results file overwriting in Ancient DNA workflow (reported by @alexhbnr, fix by @jfy133)
• #470 - Fix binning preparation from running even when binning was requested to be skipped (reported by @prototaxites, fix by @jfy133)
• #480 - Improved -resume reliability through better meta map preservation (reported by @prototaxites, fix by @jfy133)
• #493 - Update METABAT2 nf-core module so that it reduced the number of unnecessary file moves, enabling virtual filesystems (fix by @adamrtalbot)
• #500 - Fix MaxBin2 bins not being saved in results directly properly (reported by @Perugolate, fix by @jfy133)

Dependencies

Fixed

• #461 - Fix full-size AWS test profile paths (by @jfy133)
• #461 - Fix pyDamage results being overwritten (reported by @alexhbnr, fix by @jfy133)

Fixed

• #458 - Correct the major issue in ancient DNA workflow of binning refinement being performed on uncorrected contigs instead of aDNA consensus recalled contigs (issue #449)
• #451 - Fix results file overwriting in Ancient DNA workflow (reported by @alexhbnr, fix by @jfy133, and integrated by @maxibor in #458 )

Added

• #350 - Adds support for CheckM as alternative bin completeness and QC tool (added by @jfy133 and @skrakau)
• #353 - Added the busco_clean parameter to optionally clean each BUSCO directory after a successful (by @prototaxites)
• #361 - Added the skip_clipping parameter to skip read preprocessing with fastp or adapterremoval. Running the pipeline with skip_clipping, keep_phix and without specifying a host genome or fasta file skips the FASTQC_TRIMMED process (by @prototaxites)
• #365 - Added CONCOCT as an additional (optional) binning tool (by @jfy133)
• #366 - Added CAT_SUMMARISE process and cat_official_taxonomy parameter (by @prototaxites)
• #372 - Allow CAT_DB to take an extracted database as well as a tar.gz file (by @prototaxites).
• #380 - Added support for saving processed reads (clipped, host removed etc.) to results directory (by @jfy133)
• #394 - Added GUNC for additional chimeric bin/contamination QC (added by @jfy133)

Changed

• #340,#368,#373 - Update to nf-core 2.7.2 TEMPLATE (by @jfy133, @d4straub, @skrakau)
• #373 - Removed parameter --enable_conda. Updated local modules to new conda syntax and updated nf-core modules (by @skrakau)
• #385 - CAT also now runs on unbinned contigs as well as binned contigs (added by @jfy133)
• #399 - Removed undocumented BUSCO_PLOT process (previously generated *.busco_figure.png plots unsuitable for metagenomics) (by @skrakau).

Fixed

• #345 - Bowtie2 mode changed to global alignment for ancient DNA mode (--very-sensitive mode) to prevent soft clipping at the end of reads when running in local mode. (by @maxibor)
• #349 - Add a warning that pipeline will reset minimum contig size to 1500 specifically MetaBAT2 process, if a user supplies below this threshold. (by @jfy133)
• #352 - Escape the case in the BUSCO module that BUSCO can just detect a root lineage but is not able to find any marker genes (by @alexhbnr)
• #355 - Include error code 21 for retrying with higher memory for SPAdes and hybridSPAdes (by @mglubber)

Dependencies

• Fix too many symbolic links issue in local convert_depths module (reported by @ChristophKnapp and fixed by @apeltzer, @jfy133)
• Each sample now gets it’s own result directory for PyDamage analysis and filter (reported and fixed by @maxibor)

See full CHANGELOG for more information

• Restructure binning subworkflow in preparation for aDNA workflow and extended binning
• Add ancient DNA subworkflow
• Add MaxBin2 as second contig binning tool
• Add AdapterRemoval2 as an alternative read trimmer
• Add DAS Tool for bin refinement
• Activate pipeline-specific institutional nf-core/configs
• Add extra results folder GenomeBinning/depths/contigs for [assembler]-[sample/group]-depth.txt.gz, and GenomeBinning/depths/bins for bin_depths_summary.tsv and [assembler]-[binner]-[sample/group]-binDepths.heatmap.png
• Updated some software: fastp 0.20.1 > 0.23.2, MultiQC 1.9 > 1.12
• Fix several bugs

See full CHANGELOG for more information

Contributors

@skrakau @d4straub @jfy133 @maxibor @alexhbnr @pcantalupo

• Add bin gene annotation with PROKKA
• Add prokaryotic gene finding with prodigal for each metagenome
• Add pipeline preprint information
• Updated some software: MultiQC 1.9 > 1.11, MEGAHIT 1.2.7 > 1.2.9, SPAdes 3.13.1 > 3.15.3
• Fix several bugs

See full CHANGELOG, for more information.

• Add bin abundance estimation based on median sequencing depths of corresponding contigs
• Add generation of heat maps with bin abundances across samples
• Output predicted genes for bins
• Fix handling of BUSCO output when run in auto lineage selection mode

See full CHANGELOG, for more information.

• Switch to Nextflow DSL2
• Changed --input file format from TSV to CSV format, requires header now
• Add BUSCO automated lineage selection functionality
• Add taxonomic bin classification with GTDB-Tk
• Add process for CAT database creation as an alternative to using pre-built databases
• Allow different folder structures for Kraken2 databases
• Requires nextflow version >= 21.04.0

See full CHANGELOG, for more information.

• Manifest file has to be handed over via --input parameter now
• Changed format of manifest input file: requires a ‘.tsv’ suffix and additionally contains group ID
• Add --coassemble_group parameter to allow group-wise co-assembly
• Add --binning_map_mode parameter allowing different mapping strategies to compute co-abundances used for binning
• TSV --input file allows now also entries containing only short reads

See full CHANGELOG, for more information.

• Fixed processing of --input parameter

See full CHANGELOG, for more information.

• Add full-size test
• Add worfklow overview figure to README
• Fix seaborn to v0.10.1 to avoid nanoplot error

See full CHANGELOG, for more information.

• Add host read removal with Bowtie 2
• Add separate MultiQC section for FastQC after preprocessing
• Add MetaBAT2 RNG seed parameter --metabat_rng_seed and set the default to 1 which ensures reproducible binning results
• Add parameters --megahit_fix_cpu_1, --spades_fix_cpus and --spadeshybrid_fix_cpus to ensure reproducible results from assembly tools
• Fixed channel joining for multiple samples causing MetaBAT2 error
• Compress assembly files
• Fix BUSCO errors

See full CHANGELOG, for more information.

First release of the MAG pipeline 🎉

This initial version of the pipeline:

• assigns taxonomy to reads using https://ccb.jhu.edu/software/centrifuge/ and/or https://ccb.jhu.edu/software/kraken2/
• performs assembly using https://github.com/voutcn/megahit and http://cab.spbu.ru/software/spades/, and checks their quality using http://quast.sourceforge.net/quast
• performs metagenome binning using https://bitbucket.org/berkeleylab/metabat/src/master/, and checks the quality of the genome bins using https://busco.ezlab.org/